Home / 116,285,516.60-160,481,161.32-64,074,538.64

Finding the Fourth Proportional to 116,285,516.60, 160,481,161.32 and 64,074,538.64

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Solution

The fourth proportional to 116,285,516.60, 160,481,161.32 and 64,074,538.64 is: 88,426,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,285,516.60 : 160,481,161.32 = 64,074,538.64 : x
  2. Step 2: Convert to fraction form
    116,285,516.60/160,481,161.32 = 64,074,538.64/x
  3. Step 3: Cross multiply
    116,285,516.60x = 160,481,161.32 × 64,074,538.64
  4. Step 4: Simplify right side
    116,285,516.60x = 10,282,756,371,990,414
  5. Step 5: Solve for x
    x = 10,282,756,371,990,414/116,285,516.60
  6. Step 6: Final answer
    x = 88,426,802.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.